In Python, sys.stdin is a read-only file object from which you can grab the user's input. So, if you want to test the "double" function from above, you can (should) replace sys.stdin with another file ...

So I have a program in Python for use on a Linux machine that's dealing with binary data flowing through what may be a Linux FIFO.I'm using Avinash Kak's BitVector to modify the data as it goes ...